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Stai° of California <br /> ACecartmant of Toxic Subatancas Control <br /> °eLB <br /> Tracie Billington, P.E. August 5, 1991 <br /> RECEIVE. D <br /> From Technical and Support Services Branch AUG 14 1991 <br /> 10151 Croydon, Suite 3 <br /> 855-7815 ENVIRONMENTAL HEALTH <br /> PERMIT/SE VICES <br /> Subject <br /> RI/FS - Sharpe Site <br /> Activity Requested <br /> Review and Comment: Baseline Risk Assessment Document. <br /> Groundwater contamination only. <br /> Review Activity <br /> Remedial Investigation/Feasibility Study (RI/FS) at Sharpe <br /> Site - Risk Assessment report. Prepared by Environmental Science <br /> and Engineering, Inc. , Gainesville, FL Dated June 1991. RAGS, <br /> Part A (1989) manual; Heast 4th Quarter 1990, RAGS, Part B <br /> (1991) , documents relevant to MCLS and other ARARs. <br /> Discussion/Analysis <br /> Section 1. Introduction: The last line of this section .- <br /> reads "Therefore, no further evaluation of _non-human receptor is <br /> warranted at this time. " Is it planned to perform an ecological <br /> risk assessment in the near future? Quantitatively, how <br /> negligible is the risk from volatile contaminants? <br /> Section 1. 2 . Contaminants of Potential Concern: In order <br /> to facilitate methodical review, the listed contaminants of <br /> concern should be presented in the format of exhibits 5-6 and 5-7 <br /> of the RAGS manual (1989) . <br /> Section 3 . 0. Environmental Fate and Transport: At minimum, <br /> information and data as shown in exhibits 6-4 and 6-5 of the RAGS <br /> (1989) manual should be presented. In addition, a summary table <br /> of the data as described in the text (last paragraph, page 3-4) <br /> should be included. <br />